TNY254P Power Integrations, TNY254P Datasheet - Page 13

• Manufacturer Part Number: TNY254P
• Description: IC OFFLINE SWIT OTP OCP HV 8DIP
• Manufacturer: Power Integrations
• Series: TinySwitch®r

Specifications of TNY254P

• Output Isolation: Isolated
• Frequency Range: 40 ~ 48kHz
• Voltage - Output: 700V
• Power (watts): 4W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Output Voltage: 5.8 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 85 VAC
• Duty Cycle (max): 68 %
• Switching Frequency: 44 KHz
• Supply Current: 140 uA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 15. TinySwitch Duty Cycle Measurement.
Typical Performance Characteristics
VOLTAGE
DRAIN
BREAKDOWN vs. TEMPERATURE
1.1
1.0
0.9
0 V
HV
-50 -25
90%
Junction Temperature (°C)
0
t 1
25
10%
50
75 100 125 150
t 2
Figure 17. Current Limit Envelope.
D =
1.3
1.2
1.1
1.0
0.9
0.8
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
t 1
t 2
0
PI-2048-033001
90%
1
t LEB (Blanking Time)
I INIT(MIN)
2
I LIMIT(MAX) @ 25 °C
I LIMIT(MIN) @ 25 °C
3
Time ( s)
Figure 16. TinySwitch Output Enable Timing.
4
DC
ENABLE
5
t
MAX
t
P
P
=
=
2f
f
OSC
6
OSC
FREQUENCY vs. TEMPERATURE
1
1
1.2
1.0
0.8
0.6
0.4
0.2
0
for TNY255
for TNY253/254
7
-50
8
-25
Junction Temperature (°C)
t P
t EN
0
25
50
TNY253/254/255
75
100 125
PI-2194-062398
4/03
D
13